Who owns the CALSTUDIO trademark?

The CALSTUDIO trademark is owned by Fluke Corporation.

What class is the CALSTUDIO trademark registered in?

The CALSTUDIO trademark is registered in Class 042 (Scientific, technology & SaaS services).

What is the serial number for CALSTUDIO?

The USPTO serial number for CALSTUDIO is 99082607.

What is the registration number for CALSTUDIO?

CALSTUDIO is registered under USPTO registration number 8348094.

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Updated Oct 21, 2026·21 searches this week

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CAL

USPTO Trademark Record

REGISTERED

CALSTUDIO

SN 99082607·Reg 8348094·Filed Mar 13, 2025

Owner Fluke Corporation

Scientific and technological services and research and design relating thereto; industrial analysis, industrial research and industrial design services; quality control and authentication services; design and development of computer hardware and software.

CALSTUDIO (Serial No. 99082607), Registration No. 8348094, is a registered US trademark filed on Mar 13, 2025 by Fluke Corporation. This trademark covers Class 042 (Scientific, technology & SaaS services).

early section 8: July 14, 2032

Mark Intelligence

CALSTUDIO (Reg. #8348094) is a registered US trademark that has been protecting its owner, Fluke Corporation, since 2025. The mark covers Class 042 (Scientific, technology & SaaS services). Goods and services include Scientific and technological services and research and design relating thereto; industrial analysis, industrial research.... The mark faced 1 opposition proceeding during prosecution.

FILED

Mar 13, 2025

SERIAL

99082607

REG#

8348094

REGISTERED

Jul 14, 2026

Filing Information

StatusREGISTERED

Filing DateMar 13, 2025

Serial Number99082607

Registration No.8348094

Registration DateJul 14, 2026

Status DateJul 14, 2026

Published for OppositionSep 16, 2025

Filing Basis & Declarations

Standard Characters ClaimedUse Application Currently

International Filings

Madrid Protocol1 filings

This mark has 1 Madrid Protocol filing on record with the USPTO.

1849424

480Mar 17, 2025

Source: USPTO Madrid International Filing Requests

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 042Scientific, technology & SaaS services

US codes: 100, 101

First use anywhere: Nov 03, 2025

First use in commerce: Nov 03, 2025

This description is as filed with the USPTO and defines the scope of trademark protection.

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Status History

16 events

REGISTERED-PRINCIPAL REGISTER

Jul 14, 2026

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Jul 14, 2026

NOTICE OF REGISTRATION CONFIRMATION EMAILED

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

Jun 23, 2026

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

Jun 23, 2026

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

STATEMENT OF USE PROCESSING COMPLETE

Jun 03, 2026

STATEMENT OF USE PROCESSING COMPLETE

TEAS STATEMENT OF USE RECEIVED

Feb 12, 2026

TEAS STATEMENT OF USE RECEIVED

USE AMENDMENT FILED

Feb 12, 2026

USE AMENDMENT FILED

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

Nov 11, 2025

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

PUBLISHED FOR OPPOSITION

Sep 16, 2025

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Sep 16, 2025

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Sep 10, 2025

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Aug 20, 2025

APPROVED FOR PUB - PRINCIPAL REGISTER

ASSIGNED TO EXAMINER

Aug 14, 2025

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jul 10, 2025

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Mar 13, 2025

NEW APPLICATION ENTERED

APPLICATION FILING RECEIPT MAILED

Mar 13, 2025

APPLICATION FILING RECEIPT MAILED

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